Examples with ImmutableNode org.sirix.node.interfaces.immutable.ImmutableNode used on opensource projects

Example 11 with ImmutableNode

use of org.sirix.node.interfaces.immutable.ImmutableNode in project sirix by sirixdb.

the class XdmNodeWriterTrxImpl method checkAncestors.

/**
 * Check ancestors of current node.
 *
 * @throws IllegalStateException if one of the ancestors is the node/subtree rooted at the node to
 *         move
 */
private void checkAncestors(final Node node) {
    assert node != null;
    final ImmutableNode item = getCurrentNode();
    while (getCurrentNode().hasParent()) {
        moveToParent();
        if (getCurrentNode().getNodeKey() == node.getNodeKey()) {
            throw new IllegalStateException("Moving one of the ancestor nodes is not permitted!");
        }
    }
    moveTo(item.getNodeKey());
}